import logging
from redis import StrictRedis


class Config(object):
    """项目的配置"""

    SECRET_KEY = 'lVnW4JKL8dZyDI31ZCxHM6SZA8fnYLOBuxRROwj5S9WbZ2z4BW4hKEOYsfdq+udT'

    # 为Mysql添加配置
    SQLALCHEMY_DATABASE_URI = 'mysql+mysqlconnector://root:root@127.0.0.1/informations'
    SQLALCHEMY_TRACK_MODIFICATIONs = False
    # 在请求结束时，如果指定此配置为True 那么SQLAlchemy 会自动执行 db.session.commit()
    SQLALCHEMY_COMMIT_ON_TEARDOWN = True
    # Redis的配置
    REDIS_HOST = '127.0.0.1'
    REDIS_PORT = '6379'

    # session保存配置
    SESSION_TYPE = 'redis'
    # 开启session签名
    SESSION_USE_SIGNER = True
    # 指定session保存的redis
    SESSION_REDIS = StrictRedis(host=REDIS_HOST, port=REDIS_PORT)
    # 设置需要过期
    SESSION_PERMANENT = False
    # 设置过期时间
    PERMANENT_SESSION_LIFETIME = 60*60*24*2
    # 设置日志等级
    LOG_LEVEL = logging.DEBUG


class DevelopmentConfig(Config):
    """开发环境下的配置"""
    DEBUG = True


class ProductionConfig(Config):
    """生产环境下的配置"""
    DEBUG = False
    LOG_LEVEL = logging.WARNING

class TestingConfig(Config):
    """测试环境下的配置"""
    DEBUG = True
    TESTING = True


config = {
    'development':DevelopmentConfig,
    'production':ProductionConfig,
    'testing':TestingConfig
}

